Antique purple lavender glass doorknob 4 vintage door knobs 2 matching Sets

Pair of matching antique purple glass octagonal doorknob set, 4 knobs total, the glass knobs are in excellent antique condition with no cracks or chips. All four knobs are the same octagonal (8 sided) style. 2 1/8" diameter across the glass knob. 5/16" wide 4-sided metal connecting rod. I have a few more sets exactly the same as these. If you need more let me know..